CPC G06F 21/552 (2013.01) [G06F 21/57 (2013.01); G06F 2221/031 (2013.01); G06F 2221/034 (2013.01)] | 15 Claims |
1. A method for providing a trusted service to a trusted execution environment running on a remote host machine, the method comprising:
receiving, by the trusted service, a message from the trusted execution environment that was sent upon a restart of the trusted execution environment;
incrementing a counter of the trusted service, which is running on a different machine than the remote host machine; and
sending a response message to the trusted execution environment using a value of the incremented counter,
wherein the trusted execution environment uses the value of the incremented counter to determine whether the remote host machine has been rebooted.
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